OracleNetisresponsibleforestablishingandmaintainingtheconnectionbetweentheclientapplicationandtheserver.Ontheclientside,OracleNetisresponsibleforwhichthreeconnectivityissues?()
A. Thelocationoftheserver.
B. TheOracleuserbeingconnected.
C. Privilegesandroleinformation.
D. Protocolinvolvedintheconnection.
E. Howtohandleexceptionsandinterrupts.